Answers

Add 84/40 and 9/60

1^st number: 2 4/40, 2^nd number: 9/60

84/40 + 9/60 is 9/4.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 40 and 60 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 40 × 3 = 120,
   84/40 = 84 × 3/40 × 3 = 252/120
3. Likewise, for the 2nd fraction, since 60 × 2 = 120,
   9/60 = 9 × 2/60 × 2 = 18/120
4. Add the two like fractions:
   252/120 + 18/120 = 252 + 18/120 = 270/120
5. 270/120 simplified gives 9/4
6. So, 84/40 + 9/60 = 9/4
   In mixed form: 21/4

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